Reminiscent of The Matrix, the astute analyst monitors the signature pattern in near-real time as information is reported on H7N9:
This is the actual "rhythm strip" of H7N9, read from top to bottom, where the bottom includes the more recent reports. Each dot is an indicator of specific interest to the analyst.
The state of the art in operational biosurveillance is 1) automation, 2) overlays of artificial intelligence-based assessments, and 3) signature pattern forecasting. This is how the work is done when watching the global output of infectious disease event reporting.